[INFO] cloning repository https://github.com/t3rse/rustling [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/t3rse/rustling" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft3rse%2Frustling", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft3rse%2Frustling'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 57b6a804486bccdb2e25ec19e3918e995fea7f9a [INFO] testing t3rse/rustling against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ft3rse%2Frustling" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/t3rse/rustling [INFO] finished tweaking git repo https://github.com/t3rse/rustling [INFO] tweaked toml for git repo https://github.com/t3rse/rustling written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/t3rse/rustling on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/t3rse/rustling already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... 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v0.1.1 [INFO] [stderr] Downloaded lazycell v1.2.1 [INFO] [stderr] Downloaded treeline v0.1.0 [INFO] [stderr] Downloaded fuchsia-cprng v0.1.1 [INFO] [stderr] Downloaded mio-extras v2.0.5 [INFO] [stderr] Downloaded winapi-util v0.1.2 [INFO] [stderr] Downloaded num-traits v0.2.8 [INFO] [stderr] Downloaded normalize-line-endings v0.2.2 [INFO] [stderr] Downloaded predicates-core v1.0.0 [INFO] [stderr] Downloaded termios v0.3.1 [INFO] [stderr] Downloaded unicode-width v0.1.5 [INFO] [stderr] Downloaded rand_pcg v0.1.2 [INFO] [stderr] Downloaded indicatif v0.10.3 [INFO] [stderr] Downloaded same-file v1.0.4 [INFO] [stderr] Downloaded float-cmp v0.4.0 [INFO] [stderr] Downloaded rand_jitter v0.1.4 [INFO] [stderr] Downloaded cloudabi v0.0.3 [INFO] [stderr] Downloaded rand_os v0.1.3 [INFO] [stderr] Downloaded parking_lot_core v0.5.0 [INFO] [stderr] Downloaded inotify v0.7.0 [INFO] [stderr] Downloaded thread_local v0.3.6 [INFO] [stderr] Downloaded regex v1.1.6 [INFO] [stderr] Downloaded syn v0.15.34 [INFO] [stderr] Downloaded proc-macro2 v0.4.30 [INFO] [stderr] Downloaded serde_derive v1.0.92 [INFO] [stderr] Downloaded toml v0.4.10 [INFO] [stderr] Downloaded walkdir v2.2.7 [INFO] [stderr] Downloaded autocfg v0.1.4 [INFO] [stderr] Downloaded utf8-ranges v1.0.2 [INFO] [stderr] Downloaded quote v0.6.12 [INFO] [stderr] Downloaded serde v1.0.92 [INFO] [stderr] Downloaded number_prefix v0.2.8 [INFO] [stderr] Downloaded fsevent v0.4.0 [INFO] [stderr] Downloaded cfg-if v0.1.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4b1e27c9d72db5404522b8959cfc8b91b7cc6348a3d201e8b1ca13ca16cbd65c [INFO] running `Command { std: "docker" "start" "-a" "4b1e27c9d72db5404522b8959cfc8b91b7cc6348a3d201e8b1ca13ca16cbd65c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4b1e27c9d72db5404522b8959cfc8b91b7cc6348a3d201e8b1ca13ca16cbd65c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b1e27c9d72db5404522b8959cfc8b91b7cc6348a3d201e8b1ca13ca16cbd65c", kill_on_drop: false }` [INFO] [stdout] 4b1e27c9d72db5404522b8959cfc8b91b7cc6348a3d201e8b1ca13ca16cbd65c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c10564aaaf5d9e4a8cd25b082b6af205d9ebf11f5c219f81228e0e5c1574e676 [INFO] running `Command { std: "docker" "start" "-a" "c10564aaaf5d9e4a8cd25b082b6af205d9ebf11f5c219f81228e0e5c1574e676", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.6 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling smallvec v0.6.9 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling regex-syntax v0.6.6 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling lock_api v0.2.0 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling serde v1.0.92 [INFO] [stderr] Compiling same-file v1.0.4 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling lazycell v1.2.1 [INFO] [stderr] Compiling walkdir v2.2.7 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling parking_lot_core v0.5.0 [INFO] [stderr] Compiling parking_lot v0.8.0 [INFO] [stderr] Compiling aho-corasick v0.7.3 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling number_prefix v0.2.8 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling termios v0.3.1 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling clicolors-control v1.0.0 [INFO] [stderr] Compiling inotify-sys v0.1.3 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling filetime v0.2.5 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling inotify v0.7.0 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling mio-extras v2.0.5 [INFO] [stderr] Compiling console v0.8.0 [INFO] [stderr] Compiling serde_derive v1.0.92 [INFO] [stderr] Compiling notify v4.0.15 [INFO] [stderr] Compiling console v0.7.7 [INFO] [stderr] Compiling indicatif v0.10.3 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling rustlings v4.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/exercise.rs:26:10 [INFO] [stdout] | [INFO] [stdout] 26 | #[derive(Deserialize, Copy, Clone)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/exercise.rs:37:10 [INFO] [stdout] | [INFO] [stdout] 37 | #[derive(Deserialize)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/exercise.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | #[derive(Deserialize)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/exercise.rs:26:10 [INFO] [stdout] | [INFO] [stdout] 26 | #[derive(Deserialize, Copy, Clone)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Mode` [INFO] [stdout] 27 | #[serde(rename_all = "lowercase")] [INFO] [stdout] 28 | pub enum Mode { [INFO] [stdout] | ---- `Mode` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/exercise.rs:37:10 [INFO] [stdout] | [INFO] [stdout] 37 | #[derive(Deserialize)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_ExerciseList` [INFO] [stdout] 38 | pub struct ExerciseList { [INFO] [stdout] | ------------ `ExerciseList` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/exercise.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | #[derive(Deserialize)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Exercise` [INFO] [stdout] 45 | pub struct Exercise { [INFO] [stdout] | -------- `Exercise` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/exercise.rs:108:20 [INFO] [stdout] | [INFO] [stdout] 108 | pub fn compile(&self) -> Result { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 108 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.03s [INFO] running `Command { std: "docker" "inspect" "c10564aaaf5d9e4a8cd25b082b6af205d9ebf11f5c219f81228e0e5c1574e676", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c10564aaaf5d9e4a8cd25b082b6af205d9ebf11f5c219f81228e0e5c1574e676", kill_on_drop: false }` [INFO] [stdout] c10564aaaf5d9e4a8cd25b082b6af205d9ebf11f5c219f81228e0e5c1574e676 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bd1c1d3c82f4e694c3f9802b5566ace2bf752885486d57b69f78bf4cfdc069c2 [INFO] running `Command { std: "docker" "start" "-a" "bd1c1d3c82f4e694c3f9802b5566ace2bf752885486d57b69f78bf4cfdc069c2", kill_on_drop: false }` [INFO] [stderr] Compiling ryu v0.2.8 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Compiling predicates-core v1.0.0 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling float-cmp v0.4.0 [INFO] [stderr] Compiling difference v2.0.0 [INFO] [stderr] Compiling normalize-line-endings v0.2.2 [INFO] [stderr] Compiling treeline v0.1.0 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/exercise.rs:26:10 [INFO] [stdout] | [INFO] [stdout] 26 | #[derive(Deserialize, Copy, Clone)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/exercise.rs:37:10 [INFO] [stdout] | [INFO] [stdout] 37 | #[derive(Deserialize)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/exercise.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | #[derive(Deserialize)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/exercise.rs:26:10 [INFO] [stdout] | [INFO] [stdout] 26 | #[derive(Deserialize, Copy, Clone)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Mode` [INFO] [stdout] 27 | #[serde(rename_all = "lowercase")] [INFO] [stdout] 28 | pub enum Mode { [INFO] [stdout] | ---- `Mode` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/exercise.rs:37:10 [INFO] [stdout] | [INFO] [stdout] 37 | #[derive(Deserialize)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_ExerciseList` [INFO] [stdout] 38 | pub struct ExerciseList { [INFO] [stdout] | ------------ `ExerciseList` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/exercise.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | #[derive(Deserialize)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Exercise` [INFO] [stdout] 45 | pub struct Exercise { [INFO] [stdout] | -------- `Exercise` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/exercise.rs:108:20 [INFO] [stdout] | [INFO] [stdout] 108 | pub fn compile(&self) -> Result { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 108 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling predicates-tree v1.0.0 [INFO] [stderr] Compiling predicates v1.0.1 [INFO] [stderr] Compiling serde_json v1.0.39 [INFO] [stderr] Compiling assert_cmd v0.11.1 [INFO] [stderr] Compiling rustlings v4.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/exercise.rs:26:10 [INFO] [stdout] | [INFO] [stdout] 26 | #[derive(Deserialize, Copy, Clone)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/exercise.rs:37:10 [INFO] [stdout] | [INFO] [stdout] 37 | #[derive(Deserialize)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/exercise.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | #[derive(Deserialize)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/exercise.rs:26:10 [INFO] [stdout] | [INFO] [stdout] 26 | #[derive(Deserialize, Copy, Clone)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Mode` [INFO] [stdout] 27 | #[serde(rename_all = "lowercase")] [INFO] [stdout] 28 | pub enum Mode { [INFO] [stdout] | ---- `Mode` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/exercise.rs:37:10 [INFO] [stdout] | [INFO] [stdout] 37 | #[derive(Deserialize)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_ExerciseList` [INFO] [stdout] 38 | pub struct ExerciseList { [INFO] [stdout] | ------------ `ExerciseList` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/exercise.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | #[derive(Deserialize)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Exercise` [INFO] [stdout] 45 | pub struct Exercise { [INFO] [stdout] | -------- `Exercise` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/exercise.rs:108:20 [INFO] [stdout] | [INFO] [stdout] 108 | pub fn compile(&self) -> Result { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 108 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 6.35s [INFO] running `Command { std: "docker" "inspect" "bd1c1d3c82f4e694c3f9802b5566ace2bf752885486d57b69f78bf4cfdc069c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd1c1d3c82f4e694c3f9802b5566ace2bf752885486d57b69f78bf4cfdc069c2", kill_on_drop: false }` [INFO] [stdout] bd1c1d3c82f4e694c3f9802b5566ace2bf752885486d57b69f78bf4cfdc069c2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4c3a174214cc3f68b36bdc89d026708a0377d4f8297a2a78c3cbbddda579d9b2 [INFO] running `Command { std: "docker" "start" "-a" "4c3a174214cc3f68b36bdc89d026708a0377d4f8297a2a78c3cbbddda579d9b2", kill_on_drop: false }` [INFO] [stderr] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stderr] --> src/exercise.rs:26:10 [INFO] [stderr] | [INFO] [stderr] 26 | #[derive(Deserialize, Copy, Clone)] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: no expected values for `feature` [INFO] [stderr] = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stderr] = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg [INFO] [stderr] = help: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stderr] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stderr] --> src/exercise.rs:37:10 [INFO] [stderr] | [INFO] [stderr] 37 | #[derive(Deserialize)] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: no expected values for `feature` [INFO] [stderr] = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stderr] = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg [INFO] [stderr] = help: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stderr] --> src/exercise.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | #[derive(Deserialize)] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: no expected values for `feature` [INFO] [stderr] = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stderr] = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg [INFO] [stderr] = help: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stderr] --> src/exercise.rs:26:10 [INFO] [stderr] | [INFO] [stderr] 26 | #[derive(Deserialize, Copy, Clone)] [INFO] [stderr] | ^---------- [INFO] [stderr] | | [INFO] [stderr] | `Deserialize` is not local [INFO] [stderr] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Mode` [INFO] [stderr] 27 | #[serde(rename_all = "lowercase")] [INFO] [stderr] 28 | pub enum Mode { [INFO] [stderr] | ---- `Mode` is not local [INFO] [stderr] | [INFO] [stderr] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stderr] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stderr] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stderr] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stderr] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stderr] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stderr] --> src/exercise.rs:37:10 [INFO] [stderr] | [INFO] [stderr] 37 | #[derive(Deserialize)] [INFO] [stderr] | ^---------- [INFO] [stderr] | | [INFO] [stderr] | `Deserialize` is not local [INFO] [stderr] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_ExerciseList` [INFO] [stderr] 38 | pub struct ExerciseList { [INFO] [stderr] | ------------ `ExerciseList` is not local [INFO] [stderr] | [INFO] [stderr] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stderr] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stderr] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stderr] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stderr] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stderr] --> src/exercise.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | #[derive(Deserialize)] [INFO] [stderr] | ^---------- [INFO] [stderr] | | [INFO] [stderr] | `Deserialize` is not local [INFO] [stderr] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Exercise` [INFO] [stderr] 45 | pub struct Exercise { [INFO] [stderr] | -------- `Exercise` is not local [INFO] [stderr] | [INFO] [stderr] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stderr] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stderr] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stderr] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stderr] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/exercise.rs:108:20 [INFO] [stderr] | [INFO] [stderr] 108 | pub fn compile(&self) -> Result { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 108 | pub fn compile(&self) -> Result, ExerciseOutput> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `rustlings` (bin "rustlings") generated 7 warnings (run `cargo fix --bin "rustlings"` to apply 1 suggestion) [INFO] [stderr] warning: `rustlings` (bin "rustlings" test) generated 7 warnings (7 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustlings-b46255758eedd7c5) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test exercise::test::test_finished_exercise ... ok [INFO] [stdout] test exercise::test::test_pending_state ... ok [INFO] [stdout] test exercise::test::test_clean ... FAILED [INFO] [stdout] test exercise::test::test_exercise_with_output ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- exercise::test::test_clean stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'exercise::test::test_clean' (25) panicked at src/exercise.rs:255:36: [INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5d4529620122 - std::backtrace_rs::backtrace::libunwind::trace::h7cddb8376417e7cc [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5d4529620122 - std::backtrace_rs::backtrace::trace_unsynchronized::hb4e41acf4b349ff1 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5d4529620122 - std::sys::backtrace::_print_fmt::h1222b80910ba6eb5 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5d4529620122 - ::fmt::h5bb8a979ba5db788 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5d4529630e9f - core::fmt::rt::Argument::fmt::h2ee2c138a50a7796 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5d4529630e9f - core::fmt::write::h1e0dbf07fe3990bd [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x5d45295ed6f3 - std::io::default_write_fmt::h7d7ad5ed6a883d81 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5d45295ed6f3 - std::io::Write::write_fmt::hc477d9325b345ece [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x5d45295f96f2 - std::sys::backtrace::BacktraceLock::print::h788d486777205086 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x5d45295fe19f - std::panicking::default_hook::{{closure}}::ha7bdfeb5949fc0fa [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x5d45295fe031 - std::panicking::default_hook::h6dad75ec721846f4 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:325:9 [INFO] [stdout] 11: 0x5d452949face - as core::ops::function::Fn>::call::h33799d04b0b96146 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/alloc/src/boxed.rs:1999:9 [INFO] [stdout] 12: 0x5d452949face - test::test_main_with_exit_callback::{{closure}}::h880e31c829a2eb5d [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x5d45295fe83e - as core::ops::function::Fn>::call::h5e1b8c652ea49180 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/alloc/src/boxed.rs:1999:9 [INFO] [stdout] 14: 0x5d45295fe83e - std::panicking::panic_with_hook::hba00e869ada17676 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:842:13 [INFO] [stdout] 15: 0x5d45295fe60a - std::panicking::panic_handler::{{closure}}::h3d21149c258e5ceb [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:707:13 [INFO] [stdout] 16: 0x5d45295f9829 - std::sys::backtrace::__rust_end_short_backtrace::h4f5d9b9dfb3e6ec1 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 17: 0x5d45295e182d - __rustc[9a7a9f9af7564de1]::rust_begin_unwind [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:698:5 [INFO] [stdout] 18: 0x5d4529638e60 - core::panicking::panic_fmt::h78e817a90331d98b [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x5d4529638256 - core::result::unwrap_failed::h3ce108722ad88f1e [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/result.rs:1852:5 [INFO] [stdout] 20: 0x5d452947dc4c - core::result::Result::unwrap::hbc44067ffb73f3e9 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/result.rs:1223:23 [INFO] [stdout] 21: 0x5d452947dc4c - rustlings::exercise::test::test_clean::hbb912db38f826c6a [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:255:36 [INFO] [stdout] 22: 0x5d452947e007 - rustlings::exercise::test::test_clean::{{closure}}::h84e250e113ea0269 [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:254:20 [INFO] [stdout] 23: 0x5d45294759a6 - core::ops::function::FnOnce::call_once::hb2c92274d6d3ae17 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 24: 0x5d452949f8cb - core::ops::function::FnOnce::call_once::h7f4b4fba903e39d5 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 25: 0x5d452949f8cb - test::__rust_begin_short_backtrace::h9277cb6a2ccfc000 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/test/src/lib.rs:663:18 [INFO] [stdout] 26: 0x5d45294b5375 - test::run_test_in_process::{{closure}}::h9aea5ca90d1f4423 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/test/src/lib.rs:686:74 [INFO] [stdout] 27: 0x5d45294b5375 - as core::ops::function::FnOnce<()>>::call_once::h364f5fe6cc8afa85 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 28: 0x5d45294b5375 - std::panicking::catch_unwind::do_call::h2b2bec3317fe53ec [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:590:40 [INFO] [stdout] 29: 0x5d45294b5375 - std::panicking::catch_unwind::hc3763734156da4af [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:553:19 [INFO] [stdout] 30: 0x5d45294b5375 - std::panic::catch_unwind::h28038391e867eabc [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x5d45294b5375 - test::run_test_in_process::had0273166695a036 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/test/src/lib.rs:686:27 [INFO] [stdout] 32: 0x5d45294b5375 - test::run_test::{{closure}}::h743d09d4bb476605 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/test/src/lib.rs:607:43 [INFO] [stdout] 33: 0x5d452948bd94 - test::run_test::{{closure}}::he950b8f9118d37e2 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/test/src/lib.rs:637:41 [INFO] [stdout] 34: 0x5d452948bd94 - std::sys::backtrace::__rust_begin_short_backtrace::hbfaffa6539f6abb7 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 35: 0x5d452948f67a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hcce3c2c65b9c3b20 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 36: 0x5d452948f67a - as core::ops::function::FnOnce<()>>::call_once::hb66b30b6d37985a5 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 37: 0x5d452948f67a - std::panicking::catch_unwind::do_call::h992bbe2c32dc1d79 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:590:40 [INFO] [stdout] 38: 0x5d452948f67a - std::panicking::catch_unwind::h412991d5237de610 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:553:19 [INFO] [stdout] 39: 0x5d452948f67a - std::panic::catch_unwind::ha82b139b3eb5840a [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x5d452948f67a - std::thread::Builder::spawn_unchecked_::{{closure}}::ha823b36f5114938e [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 41: 0x5d452948f67a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hf120e7b1db22ac07 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 42: 0x5d45295f391f - as core::ops::function::FnOnce>::call_once::h3e049222c99298ac [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 43: 0x5d45295f391f - std::sys::pal::unix::thread::Thread::new::thread_start::h942e336943ad5963 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/pal/unix/thread.rs:118:17 [INFO] [stdout] 44: 0x794105c5faa4 - [INFO] [stdout] 45: 0x794105ceca34 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- exercise::test::test_exercise_with_output stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'exercise::test::test_exercise_with_output' (26) panicked at src/exercise.rs:328:38: [INFO] [stdout] called `Result::unwrap()` on an `Err` value: ExerciseOutput { stdout: "", stderr: "\u{1b}[0m\u{1b}[1m\u{1b}[38;5;9merror\u{1b}[0m\u{1b}[0m\u{1b}[1m: couldn't create a temp dir: Read-only file system (os error 30) at path \"/opt/rustwide/workdir/./rmetal1Bhhm\"\u{1b}[0m\n\n\u{1b}[0m\u{1b}[1m\u{1b}[38;5;9merror\u{1b}[0m\u{1b}[0m\u{1b}[1m: aborting due to 1 previous error\u{1b}[0m\n\n" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5d4529620122 - std::backtrace_rs::backtrace::libunwind::trace::h7cddb8376417e7cc [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5d4529620122 - std::backtrace_rs::backtrace::trace_unsynchronized::hb4e41acf4b349ff1 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5d4529620122 - std::sys::backtrace::_print_fmt::h1222b80910ba6eb5 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5d4529620122 - ::fmt::h5bb8a979ba5db788 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5d4529630e9f - core::fmt::rt::Argument::fmt::h2ee2c138a50a7796 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5d4529630e9f - core::fmt::write::h1e0dbf07fe3990bd [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x5d45295ed6f3 - std::io::default_write_fmt::h7d7ad5ed6a883d81 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5d45295ed6f3 - std::io::Write::write_fmt::hc477d9325b345ece [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x5d45295f96f2 - std::sys::backtrace::BacktraceLock::print::h788d486777205086 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x5d45295fe19f - std::panicking::default_hook::{{closure}}::ha7bdfeb5949fc0fa [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x5d45295fe031 - std::panicking::default_hook::h6dad75ec721846f4 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:325:9 [INFO] [stdout] 11: 0x5d452949face - as core::ops::function::Fn>::call::h33799d04b0b96146 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/alloc/src/boxed.rs:1999:9 [INFO] [stdout] 12: 0x5d452949face - test::test_main_with_exit_callback::{{closure}}::h880e31c829a2eb5d [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x5d45295fe83e - as core::ops::function::Fn>::call::h5e1b8c652ea49180 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/alloc/src/boxed.rs:1999:9 [INFO] [stdout] 14: 0x5d45295fe83e - std::panicking::panic_with_hook::hba00e869ada17676 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:842:13 [INFO] [stdout] 15: 0x5d45295fe60a - std::panicking::panic_handler::{{closure}}::h3d21149c258e5ceb [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:707:13 [INFO] [stdout] 16: 0x5d45295f9829 - std::sys::backtrace::__rust_end_short_backtrace::h4f5d9b9dfb3e6ec1 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 17: 0x5d45295e182d - __rustc[9a7a9f9af7564de1]::rust_begin_unwind [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:698:5 [INFO] [stdout] 18: 0x5d4529638e60 - core::panicking::panic_fmt::h78e817a90331d98b [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x5d4529638256 - core::result::unwrap_failed::h3ce108722ad88f1e [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/result.rs:1852:5 [INFO] [stdout] 20: 0x5d452947ea64 - core::result::Result::unwrap::hd5a0884c997dfb54 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/result.rs:1223:23 [INFO] [stdout] 21: 0x5d452947ea64 - rustlings::exercise::test::test_exercise_with_output::hbc1985e4574471f2 [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:328:38 [INFO] [stdout] 22: 0x5d452947ece7 - rustlings::exercise::test::test_exercise_with_output::{{closure}}::hdcbfcd787408c872 [INFO] [stdout] at /opt/rustwide/workdir/src/exercise.rs:321:35 [INFO] [stdout] 23: 0x5d4529475926 - core::ops::function::FnOnce::call_once::h7f532655fb2ca282 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 24: 0x5d452949f8cb - core::ops::function::FnOnce::call_once::h7f4b4fba903e39d5 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 25: 0x5d452949f8cb - test::__rust_begin_short_backtrace::h9277cb6a2ccfc000 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/test/src/lib.rs:663:18 [INFO] [stdout] 26: 0x5d45294b5375 - test::run_test_in_process::{{closure}}::h9aea5ca90d1f4423 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/test/src/lib.rs:686:74 [INFO] [stdout] 27: 0x5d45294b5375 - as core::ops::function::FnOnce<()>>::call_once::h364f5fe6cc8afa85 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 28: 0x5d45294b5375 - std::panicking::catch_unwind::do_call::h2b2bec3317fe53ec [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:590:40 [INFO] [stdout] 29: 0x5d45294b5375 - std::panicking::catch_unwind::hc3763734156da4af [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:553:19 [INFO] [stdout] 30: 0x5d45294b5375 - std::panic::catch_unwind::h28038391e867eabc [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x5d45294b5375 - test::run_test_in_process::had0273166695a036 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/test/src/lib.rs:686:27 [INFO] [stdout] 32: 0x5d45294b5375 - test::run_test::{{closure}}::h743d09d4bb476605 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/test/src/lib.rs:607:43 [INFO] [stdout] 33: 0x5d452948bd94 - test::run_test::{{closure}}::he950b8f9118d37e2 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/test/src/lib.rs:637:41 [INFO] [stdout] 34: 0x5d452948bd94 - std::sys::backtrace::__rust_begin_short_backtrace::hbfaffa6539f6abb7 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 35: 0x5d452948f67a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hcce3c2c65b9c3b20 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 36: 0x5d452948f67a - as core::ops::function::FnOnce<()>>::call_once::hb66b30b6d37985a5 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 37: 0x5d452948f67a - std::panicking::catch_unwind::do_call::h992bbe2c32dc1d79 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:590:40 [INFO] [stdout] 38: 0x5d452948f67a - std::panicking::catch_unwind::h412991d5237de610 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:553:19 [INFO] [stdout] 39: 0x5d452948f67a - std::panic::catch_unwind::ha82b139b3eb5840a [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x5d452948f67a - std::thread::Builder::spawn_unchecked_::{{closure}}::ha823b36f5114938e [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 41: 0x5d452948f67a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hf120e7b1db22ac07 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 42: 0x5d45295f391f - as core::ops::function::FnOnce>::call_once::h3e049222c99298ac [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 43: 0x5d45295f391f - std::sys::pal::unix::thread::Thread::new::thread_start::h942e336943ad5963 [INFO] [stdout] at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/pal/unix/thread.rs:118:17 [INFO] [stdout] 44: 0x794105c5faa4 - [INFO] [stdout] 45: 0x794105ceca34 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] exercise::test::test_clean [INFO] [stdout] exercise::test::test_exercise_with_output [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--bin rustlings` [INFO] running `Command { std: "docker" "inspect" "4c3a174214cc3f68b36bdc89d026708a0377d4f8297a2a78c3cbbddda579d9b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c3a174214cc3f68b36bdc89d026708a0377d4f8297a2a78c3cbbddda579d9b2", kill_on_drop: false }` [INFO] [stdout] 4c3a174214cc3f68b36bdc89d026708a0377d4f8297a2a78c3cbbddda579d9b2